19646530560

素因数分解:

$2^{10}\times 3^5\times 5^1\times {\mathrm{15791}}^1$

素因数の和:15831

約数の個数: 264

約数和(自身を含む): 70600473216

約数和(自身を除く): 50953942656

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 972, 1024, 1080, 1152, 1215, 1280, 1296, 1440, 1536, 1620, 1728, 1920, 1944, 2160, 2304, 2430, 2560, 2592, 2880, 3072, 3240, 3456, 3840, 3888, 4320, 4608, 4860, 5120, 5184, 5760, 6480, 6912, 7680, 7776, 8640, 9216, 9720, 10368, 11520, 12960, 13824, 15360, 15552, 15791, 17280, 19440, 20736, 23040, 25920, 27648, 31104, 31582, 34560, 38880, 41472, 46080, 47373, 51840, 62208, 63164, 69120, 77760, 78955, 82944, 94746, 103680, 124416, 126328, 138240, 142119, 155520, 157910, 189492, 207360, 236865, 248832, 252656, 284238, 311040, 315820, 378984, 414720, 426357, 473730, 505312, 568476, 622080, 631640, 710595, 757968, 852714, 947460, 1010624, 1136952, 1244160, 1263280, 1279071, 1421190, 1515936, 1705428, 1894920, 2021248, 2131785, 2273904, 2526560, 2558142, 2842380, 3031872, 3410856, 3789840, 3837213, 4042496, 4263570, 4547808, 5053120, 5116284, 5684760, 6063744, 6395355, 6821712, 7579680, 7674426, 8084992, 8527140, 9095616, 10106240, 10232568, 11369520, 12127488, 12790710, 13643424, 15159360, 15348852, 16169984, 17054280, 18191232, 19186065, 20212480, 20465136, 22739040, 24254976, 25581420, 27286848, 30318720, 30697704, 34108560, 36382464, 38372130, 40424960, 40930272, 45478080, 48509952, 51162840, 54573696, 60637440, 61395408, 68217120, 72764928, 76744260, 80849920, 81860544, 90956160, 102325680, 109147392, 121274880, 122790816, 136434240, 145529856, 153488520, 163721088, 181912320, 204651360, 218294784, 242549760, 245581632, 272868480, 306977040, 327442176, 363824640, 409302720, 436589568, 491163264, 545736960, 613954080, 654884352, 727649280, 818605440, 982326528, 1091473920, 1227908160, 1309768704, 1637210880, 1964653056, 2182947840, 2455816320, 3274421760, 3929306112, 4911632640, 6548843520, 9823265280, 19646530560]

約数ペア:

[(1, 19646530560), (2, 9823265280), (3, 6548843520), (4, 4911632640), (5, 3929306112), (6, 3274421760), (8, 2455816320), (9, 2182947840), (10, 1964653056), (12, 1637210880), (15, 1309768704), (16, 1227908160), (18, 1091473920), (20, 982326528), (24, 818605440), (27, 727649280), (30, 654884352), (32, 613954080), (36, 545736960), (40, 491163264), (45, 436589568), (48, 409302720), (54, 363824640), (60, 327442176), (64, 306977040), (72, 272868480), (80, 245581632), (81, 242549760), (90, 218294784), (96, 204651360), (108, 181912320), (120, 163721088), (128, 153488520), (135, 145529856), (144, 136434240), (160, 122790816), (162, 121274880), (180, 109147392), (192, 102325680), (216, 90956160), (240, 81860544), (243, 80849920), (256, 76744260), (270, 72764928), (288, 68217120), (320, 61395408), (324, 60637440), (360, 54573696), (384, 51162840), (405, 48509952), (432, 45478080), (480, 40930272), (486, 40424960), (512, 38372130), (540, 36382464), (576, 34108560), (640, 30697704), (648, 30318720), (720, 27286848), (768, 25581420), (810, 24254976), (864, 22739040), (960, 20465136), (972, 20212480), (1024, 19186065), (1080, 18191232), (1152, 17054280), (1215, 16169984), (1280, 15348852), (1296, 15159360), (1440, 13643424), (1536, 12790710), (1620, 12127488), (1728, 11369520), (1920, 10232568), (1944, 10106240), (2160, 9095616), (2304, 8527140), (2430, 8084992), (2560, 7674426), (2592, 7579680), (2880, 6821712), (3072, 6395355), (3240, 6063744), (3456, 5684760), (3840, 5116284), (3888, 5053120), (4320, 4547808), (4608, 4263570), (4860, 4042496), (5120, 3837213), (5184, 3789840), (5760, 3410856), (6480, 3031872), (6912, 2842380), (7680, 2558142), (7776, 2526560), (8640, 2273904), (9216, 2131785), (9720, 2021248), (10368, 1894920), (11520, 1705428), (12960, 1515936), (13824, 1421190), (15360, 1279071), (15552, 1263280), (15791, 1244160), (17280, 1136952), (19440, 1010624), (20736, 947460), (23040, 852714), (25920, 757968), (27648, 710595), (31104, 631640), (31582, 622080), (34560, 568476), (38880, 505312), (41472, 473730), (46080, 426357), (47373, 414720), (51840, 378984), (62208, 315820), (63164, 311040), (69120, 284238), (77760, 252656), (78955, 248832), (82944, 236865), (94746, 207360), (103680, 189492), (124416, 157910), (126328, 155520), (138240, 142119)]